Home / 28,044,136.31-42,071,658.21-10,771,073.60

Finding the Fourth Proportional to 28,044,136.31, 42,071,658.21 and 10,771,073.60

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Solution

The fourth proportional to 28,044,136.31, 42,071,658.21 and 10,771,073.60 is: 16,158,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,044,136.31 : 42,071,658.21 = 10,771,073.60 : x
  2. Step 2: Convert to fraction form
    28,044,136.31/42,071,658.21 = 10,771,073.60/x
  3. Step 3: Cross multiply
    28,044,136.31x = 42,071,658.21 × 10,771,073.60
  4. Step 4: Simplify right side
    28,044,136.31x = 453,156,926,843,596
  5. Step 5: Solve for x
    x = 453,156,926,843,596/28,044,136.31
  6. Step 6: Final answer
    x = 16,158,705.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.